High Quality Content by WIKIPEDIA articles! Ahlstrom (OMX: AHL1V) is a Finnish wood processing firm and a global manufacturer of specialty papers and nonwoven materials, using natural and synthetic fibers to produce roll goods for customers who turn them into hundreds of products. Ahlstrom`s shares have been traded on the main list of the Helsinki Stock Exchange since March 2006. Registered trademarks include Disruptor nano-fiber based water filter media using electrokinetic absorption and mechanical entrapment; Trinitex activated carbon air and water filter media; Cytosep solid phase blood plasma filer media; and Hydraspun wetlaid, hydroentangled wipes media combining natural and synthetic fibers without latex binders.